The book is built by assembling a number of LaTeX documents. Only the
overall document which describes how to assemble the documents is stored in
LaTeX in the source. The rest of the documentation is generated from Lore
input files. These are primarily XHTML files (of the particular Lore
subset), but man pages are stored in GROFF format. BookBuilder expects all
of its input to be Lore XHTML format, so ManBuilder
should be invoked first if the man pages are to be included in the result
(this is determined by the book LaTeX definition file). Therefore, a sample
usage of BookBuilder may look something like this: